When to plant Pumpkin in Zone 5b
In Zone 5b, Pumpkin: direct sow outdoors around Apr 30–May 21. Expect to harvest around Aug 8–Aug 29.
| Step | When |
|---|---|
| Direct sow outdoors | Apr 30 – May 21 |
| Harvest | Aug 8 – Aug 29 |
Tip: Needs lots of room and a long warm season. Count back from your fall frost for jack-o'-lanterns.
Zone 5b averages a last spring frost around Apr 30 and a first fall frost around Oct 5. These are zone averages — look up your ZIP for your exact area.
See the full Zone 5b calendar in the tool →